libssh2-sys 0.3.1

#!/bin/sh

# Copyright (C) The libssh2 project and its contributors.

# SPDX-License-Identifier: BSD-3-Clause

#

# Script to build release-archives with. Note that this requires a checkout

# from git and you should first run 'autoreconf -fi' and './configure'.

#


set -eu


export LC_ALL=C

export TZ=UTC


version="${1:-}"

if [ -z "$version" ]; then
  echo "Specify a version number!"

  exit

fi


if [ "only" = "${2:-}" ]; then
  echo "Setup version number only!"

  only=1
else
  only=
fi


libversion="$version"

major=$(echo "$libversion" | cut -d. -f1 | sed -e "s/[^0-9]//g")
minor=$(echo "$libversion" | cut -d. -f2 | sed -e "s/[^0-9]//g")
patch=$(echo "$libversion" | cut -d. -f3 | cut -d- -f1 | sed -e "s/[^0-9]//g")

numeric="$(printf "%02x%02x%02x\n" "$major" "$minor" "$patch")"

HEADER=include/libssh2.h

if test -z "$only"; then
  ext=".dist"
  # when not setting up version numbers locally

  for a in $HEADER; do
    cp "$a" "$a$ext"

  done

  HEADER="$HEADER$ext"
fi


# requires a date command that knows + for format and -d for date input

timestamp=${SOURCE_DATE_EPOCH:-$(date +"%s")}
datestamp=$(date -d "@$timestamp")
filestamp=$(date -d "@$timestamp" +"%Y%m%d%H%M.%S")

# Replace version number in header file:

sed -i.bak \

  -e "s/^#define LIBSSH2_VERSION .*/#define LIBSSH2_VERSION \"$libversion\"/g" \

  -e "s/^#define LIBSSH2_VERSION_NUM .*/#define LIBSSH2_VERSION_NUM 0x$numeric/g" \

  -e "s/^#define LIBSSH2_VERSION_MAJOR .*/#define LIBSSH2_VERSION_MAJOR $major/g" \

  -e "s/^#define LIBSSH2_VERSION_MINOR .*/#define LIBSSH2_VERSION_MINOR $minor/g" \

  -e "s/^#define LIBSSH2_VERSION_PATCH .*/#define LIBSSH2_VERSION_PATCH $patch/g" \

  -e "s/^#define LIBSSH2_TIMESTAMP .*/#define LIBSSH2_TIMESTAMP \"$datestamp\"/g" \

  "$HEADER"

rm -f "$HEADER.bak"


if test -n "$only"; then
  # done!

  exit

fi


echo "libssh2 version $libversion"

echo "libssh2 numerical $numeric"

echo "datestamp $datestamp"


findprog() {
  file="$1"
  for part in $(echo "$PATH" | tr ':' ' '); do
    path="$part/$file"
    if [ -x "$path" ]; then
      # there it is!

      return 1

    fi

  done


  # no such executable

  return 0

}

############################################################################

#

# automake is needed to run to make a non-GNU Makefile.in if Makefile.am has

# been modified.

#


if { findprog automake >/dev/null 2>/dev/null; } then

  echo "- Could not find or run automake, I hope you know what you are doing!"

else
  echo "Runs automake --include-deps"

  automake --include-deps Makefile >/dev/null

fi


############################################################################

#

# Generate the changelog

#

echo "generate NEWS"

git log --pretty=fuller --no-color --date=short --decorate=full -1000 | ./git2news.pl > NEWS.dist


############################################################################

#

# Now run make dist to generate a tar.gz archive

#


echo "make dist"

targz="libssh2-$version.tar.gz"
make -s dist "VERSION=$version"

res=$?

if test "$res" != 0; then
  echo "make dist failed"

  exit 2

fi


retar() {
  tempdir=$1
  rm -rf "$tempdir"

  mkdir "$tempdir"

  cd "$tempdir"

  gzip -dc "../$targz" | tar -xf -

  find libssh2-* -depth -exec touch -c -t "$filestamp" '{}' +

  tar --create --format=ustar --owner=0 --group=0 --numeric-owner --sort=name libssh2-* | gzip --best --no-name > out.tar.gz

  mv out.tar.gz ../

  cd ..

  rm -rf "$tempdir"

}

retar ".tarbuild"

echo "replace $targz with out.tar.gz"

mv out.tar.gz "$targz"


############################################################################

#

# Now make a bz2 archive from the tar.gz original

#


bzip2="libssh2-$version.tar.bz2"
echo "Generating $bzip2"

gzip -dc "$targz" | bzip2 --best > "$bzip2"


############################################################################

#

# Now make an xz archive from the tar.gz original

#


xz="libssh2-$version.tar.xz"
echo "Generating $xz"

gzip -dc "$targz" | xz -6e - > "$xz"


############################################################################

#

# Now make a zip archive from the tar.gz original

#

makezip() {
  rm -rf "$tempdir"

  mkdir "$tempdir"

  cd "$tempdir"

  gzip -dc "../$targz" | tar -xf -

  find . | sort | zip -9 -X "$zip" -@ >/dev/null

  mv "$zip" ../

  cd ..

  rm -rf "$tempdir"

}

zip="libssh2-$version.zip"
echo "Generating $zip"

tempdir=".builddir"
makezip


# Set deterministic timestamp

touch -c -t "$filestamp" "$targz" "$bzip2" "$xz" "$zip"


echo "------------------"

echo "maketgz report:"

echo ""

ls -l "$targz" "$bzip2" "$xz" "$zip"

sha256sum "$targz" "$bzip2" "$xz" "$zip"


echo "Run this:"

echo "gpg -b -a '$targz' && gpg -b -a '$bzip2' && gpg -b -a '$xz' && gpg -b -a '$zip'"